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JPS4425266Y1
(en)
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1966-06-10 |
1969-10-23 |
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BE754499A
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1969-08-08 |
1971-01-18 |
Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh |
HIGH PRESSURE DISCHARGE LAMP, MERCURY VAPOR WITH METAL HALOGENIDE ADDITIVE
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US3900750A
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*
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1974-06-03 |
1975-08-19 |
Gte Sylvania Inc |
Metal halide discharge lamp having heat absorbing coating
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DE2519377A1
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*
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1975-04-30 |
1976-11-11 |
Patra Patent Treuhand |
MERCURY VAPOR HIGH PRESSURE DISCHARGE LAMP
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NL7711134A
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*
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1976-10-19 |
1978-04-21 |
Gen Electric Co Ltd |
ELECTRIC HIGH PRESSURE DISCHARGE LAMP.
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DE2655167C2
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*
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1976-12-06 |
1986-12-18 |
Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München |
High pressure discharge lamp with metal halides
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NL7901480A
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*
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1979-02-26 |
1980-08-28 |
Philips Nv |
HIGH PRESSURE MERCURY DISCHARGE LAMP.
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US4281267A
(en)
*
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1979-05-14 |
1981-07-28 |
General Electric Company |
High intensity discharge lamp with coating on arc discharge tube
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US4342937A
(en)
*
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1980-02-12 |
1982-08-03 |
Egyesult Izzolampa Es Villamossagi Rt. |
Metal halogen vapor lamp provided with a heat reflecting layer
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JPS58128559A
(en)
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1982-01-26 |
1983-08-01 |
Aisin Seiki Co Ltd |
Locking clutch of torque converter
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JPS58128559U
(en)
*
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1982-02-24 |
1983-08-31 |
株式会社日立製作所 |
high pressure discharge lamp
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US4866342A
(en)
*
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1986-12-29 |
1989-09-12 |
North American Philips Corporation |
Metal halide lamp with improved lumen output
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HU196861B
(en)
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1987-01-23 |
1989-01-30 |
Tungsram Reszvenytarsasag |
Low colour-temperature high-pressure metal-halide lamp with good colour reproduction
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NL191812C
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1987-09-04 |
1996-08-02 |
Philips Electronics Nv |
High-pressure gas discharge lamp and luminaire fitted with that lamp.
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EP0382516A3
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1989-02-07 |
1991-05-02 |
Toshiba Lighting & Technology Corporation |
Metal halide lamp maintaining a high lumen maintenance factor over an extended operation period
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JPH0711942B2
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*
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1989-07-31 |
1995-02-08 |
東芝ライテック株式会社 |
Image projection device
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DE3910878A1
(en)
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1989-04-04 |
1990-10-11 |
Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh |
HIGH-PRESSURE DISCHARGE LAMP, DOUBLE-SIDED
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DE8912495U1
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1989-04-04 |
1990-01-11 |
Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München |
Double-ended high-pressure discharge lamp
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US4968916A
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*
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1989-09-08 |
1990-11-06 |
General Electric Company |
Xenon-metal halide lamp particularly suited for automotive applications having an improved electrode structure
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DE59105899D1
(en)
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1990-04-12 |
1995-08-10 |
Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh |
High-pressure discharge lamp and process for its manufacture.
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DE4030202A1
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*
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1990-09-24 |
1992-03-26 |
Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh |
METAL HALOGENIDE HIGH PRESSURE DISCHARGE LAMP
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JPH04332450A
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*
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1991-01-11 |
1992-11-19 |
Toshiba Lighting & Technol Corp |
One side sealing type metal halide lamp
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JPH05198284A
(en)
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1991-09-30 |
1993-08-06 |
Toshiba Lighting & Technol Corp |
Metal halide lamp
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JPH06132012A
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*
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1992-09-04 |
1994-05-13 |
Toshiba Lighting & Technol Corp |
Metal halide lamp and light projector using the same
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JPH0684496A
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*
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1992-09-04 |
1994-03-25 |
Toshiba Lighting & Technol Corp |
High pressure metal vapor discharge lamp
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*
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1992-12-28 |
1995-12-26 |
Toshiba Lighting & Technology Corporation |
Metal halide discharge lamp suitable for an optical light source having a bromine to halogen ratio of 60-90%, a wall load substantially greater than 40 W/cm2, and a D.C. potential between the anode and cathode
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JPH06310095A
(en)
*
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1992-12-28 |
1994-11-04 |
Toshiba Lighting & Technol Corp |
Metal halide lamp and light projection apparatus using same for its light source
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JPH07272679A
(en)
*
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1994-03-31 |
1995-10-20 |
Toshiba Lighting & Technol Corp |
Short arc metal halide lamp, discharge lamp lighting device and liquid crystal projector
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US5536991A
(en)
*
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1994-09-13 |
1996-07-16 |
General Electric Company |
Lamp having silica protective coating
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DE4432611A1
(en)
*
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1994-09-14 |
1996-03-21 |
Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh |
Metal halide high pressure discharge lamp
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JPH08329886A
(en)
*
|
1995-05-31 |
1996-12-13 |
Iwasaki Electric Co Ltd |
Short arc metal halide lamp
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DE19530293A1
(en)
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1995-08-17 |
1997-02-20 |
Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh |
High pressure discharge lamp
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DE19530821A1
(en)
*
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1995-08-23 |
1997-02-27 |
Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh |
Metal halide arc discharge lamp for projection purposes
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DE19712776A1
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*
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1996-08-21 |
1998-10-01 |
Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh |
High pressure discharge lamp
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US6039701A
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*
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1996-09-05 |
2000-03-21 |
Ob Inovations, Inc. |
Method and apparatus for monitoring cervical diameter
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DE19645959A1
(en)
*
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1996-11-07 |
1998-05-14 |
Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh |
Metal halide high pressure discharge lamp
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JPH10283993A
(en)
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1997-04-03 |
1998-10-23 |
Matsushita Electron Corp |
Metal halide lamp
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DE19843418A1
(en)
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1998-09-22 |
2000-03-23 |
Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh |
High-pressure discharge lamp and associated lighting system
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US6573656B2
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*
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2000-07-14 |
2003-06-03 |
Matsushita Electric Industrial Co., Ltd. |
High-pressure discharge lamp and method for producing the same
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DE20119231U1
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*
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2001-11-27 |
2002-03-21 |
Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 81543 München |
Metal halide high-pressure discharge lamp
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US6731068B2
(en)
*
|
2001-12-03 |
2004-05-04 |
General Electric Company |
Ceramic metal halide lamp
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DE10256389A1
(en)
*
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2002-12-02 |
2004-06-09 |
Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH |
Metal halogen lamp has ceramic discharge piece with electrode system having molybdenum tungsten rod inside an outer niobium tube
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DE202004006087U1
(en)
*
|
2004-04-16 |
2004-07-15 |
Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH |
High pressure discharge lamp and associated lamp
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US7414368B2
(en)
*
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2005-01-21 |
2008-08-19 |
General Electric Company |
Ceramic metal halide lamp with cerium-containing fill
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US7486026B2
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*
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2006-11-09 |
2009-02-03 |
General Electric Company |
Discharge lamp with high color temperature
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